<template>
  <el-container>
    <el-aside style="width: 200px;margin-top: 20px">
      <switch></switch>
      <SideMenu @indexSelect="listByCategory" ref="sideMenu"></SideMenu>
    </el-aside>
    <el-main>
      <books class="books-area" ref="booksArea"></books>
    </el-main>
  </el-container>


</template>

<script>
import SideMenu from "@/components/libaray/SideMenu";
import Books from "@/components/libaray/Books";
export default {
  name: "LibraryIndex",
  components: {SideMenu,Books},
  methods: {
    listByCategory () {
      let _this = this
      let cid = this.$refs.sideMenu.cid
      let url = '/book/getBookBC/' + cid
      this.$axios.get(url).then(resp => {
        if (resp && resp.status === 200) {
          _this.$refs.booksArea.books = resp.data
        }
      })
    }
  }

}
</script>

<style scoped>
.books-area {
  width: 990px;
  margin-left: auto;
  margin-right: auto;
}
</style>